18672507

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7229}}^1$

素因数の和:7283

約数の個数: 24

約数和(自身を含む): 31580640

約数和(自身を除く): 12908133

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7229, 21687, 50603, 65061, 151809, 296389, 455427, 889167, 2074723, 2667501, 6224169, 18672507]

約数ペア:

[(1, 18672507), (3, 6224169), (7, 2667501), (9, 2074723), (21, 889167), (41, 455427), (63, 296389), (123, 151809), (287, 65061), (369, 50603), (861, 21687), (2583, 7229)]